HALO 400 A Diphenyl, 3.4 µm, 0.3 x 100mm

HALO 90 Å Phenyl-Hexyl, 2.7 µm, 0.5 x 50mm

HALO 90 Å PAH, 2.7 µm, 4.6 x 5mm, Guard Column 3p

HALO 160 Å ES-CN, 2.7 µm, 1.0 x 150mm